TREA

Edwin A. Hallberg

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  • Midland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extendible leg device
    • Patent number 6,520,460
    • Issue date Feb 18, 2003
    • Stageright Corporation
    • Edwin A. Hallberg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Reaction and technique development sled
    • Patent number 6,309,327
    • Issue date Oct 30, 2001
    • Rogers Athletic Company
    • Edwin A. Hallberg
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Gauntlet athletic training sled and methods of using and constructi...
    • Patent number 5,888,152
    • Issue date Mar 30, 1999
    • Rogers Athletic Company
    • Orley D. Rogers
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Rotary sheeter
    • Patent number 4,742,741
    • Issue date May 10, 1988
    • The Dow Chemical Company
    • Edwin A. Hallberg
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING

Patents Applicationslast 30 patents

  • Information Patent Application

    Self-stabilizing telescopic leg
    • Publication number 20040178306
    • Publication date Sep 16, 2004
    • Edwin A. Hallberg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXTENDIBLE LEG DEVICE
    • Publication number 20030010878
    • Publication date Jan 16, 2003
    • Edwin A. Hallberg
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...